8o ROUGH WAYS MADE SMOOTH. 



1 It appears to me that the doubts which I formerly expressed as to 

 the trustworthiness of the method employed, are to some degree justi- 

 fied. 



' To the general public it will be more interesting to inquire what 

 probably is the true mean distance of the sun. To this it may be 

 replied that in all probability the sun's mean distance does not lie so 

 much as 600,000 miles on either side of the value 92,300,000 miles' (it 

 should be 92,400,000). 



